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551000011107 = 371329214991601
BaseRepresentation
bin10000000010010100010…
…10001111000101100011
31221200020010201201012210
420001022022033011203
533011422000323412
61101043110253203
754544202550360
oct10011212170543
91850203651183
10551000011107
111a2750161707
128a954957203
133cc6112ca40
141c9506a5467
15e4ed1ac83c
hex804a28f163

551000011107 has 96 divisors (see below), whose sum is σ = 937669824000. Its totient is φ = 280253030400.

The previous prime is 551000011099. The next prime is 551000011189. The reversal of 551000011107 is 701110000155.

It is a happy number.

It is not a de Polignac number, because 551000011107 - 23 = 551000011099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (551000011607) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 344159107 + ... + 344160707.

It is an arithmetic number, because the mean of its divisors is an integer number (9767394000).

Almost surely, 2551000011107 is an apocalyptic number.

551000011107 is a deficient number, since it is larger than the sum of its proper divisors (386669812893).

551000011107 is a wasteful number, since it uses less digits than its factorization.

551000011107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3181 (or 3152 counting only the distinct ones).

The product of its (nonzero) digits is 175, while the sum is 21.

The spelling of 551000011107 in words is "five hundred fifty-one billion, eleven thousand, one hundred seven".

Divisors: 1 3 7 13 21 29 39 87 91 203 273 377 609 841 1131 1499 1601 2523 2639 4497 4803 5887 7917 10493 10933 11207 17661 19487 20813 31479 32799 33621 43471 46429 58461 62439 76531 130413 136409 139287 145691 229593 304297 325003 409227 437073 565123 603577 912891 975009 1260659 1346441 1695369 1810731 2399899 3781977 3955861 4039323 4225039 7199697 8824613 9425087 11867583 12675117 16388567 16799293 17503733 26473839 28275261 31198687 49165701 50397879 52511199 69597071 93596061 114719969 122526131 208791213 218390809 344159907 367578393 487179497 655172427 904761923 1461538491 2018315059 2714285769 6054945177 6333333461 14128205413 19000000383 26238095767 42384616239 78714287301 183666670369 551000011107