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830472552357 = 37196149169493
BaseRepresentation
bin11000001010111000000…
…01010111111110100101
32221101121001121210022220
430011130001113332211
5102101301433133412
61433302552542553
7113666612136360
oct14053401277645
92841531553286
10830472552357
112a0224118368
12114b4b6b1a59
136040c206546
142c2a345d0d7
151690866168c
hexc15c057fa5

830472552357 has 64 divisors (see below), whose sum is σ = 1356700784640. Its totient is φ = 441301996800.

The previous prime is 830472552347. The next prime is 830472552383. The reversal of 830472552357 is 753255274038.

830472552357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 830472552357 - 26 = 830472552293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830472552347) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11915703 + ... + 11985195.

It is an arithmetic number, because the mean of its divisors is an integer number (21198449760).

Almost surely, 2830472552357 is an apocalyptic number.

It is an amenable number.

830472552357 is a deficient number, since it is larger than the sum of its proper divisors (526228232283).

830472552357 is a wasteful number, since it uses less digits than its factorization.

830472552357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70074.

The product of its (nonzero) digits is 7056000, while the sum is 51.

The spelling of 830472552357 in words is "eight hundred thirty billion, four hundred seventy-two million, five hundred fifty-two thousand, three hundred fifty-seven".

Divisors: 1 3 7 19 21 57 61 133 183 399 427 491 1159 1281 1473 3437 3477 8113 9329 10311 24339 27987 29951 65303 69493 89853 195909 208479 209657 486451 569069 628971 1320367 1459353 1707207 3961101 3983483 4239073 9242569 11950449 12717219 27727707 29673511 34121063 80542387 89020533 102363189 238847441 241627161 563796709 648300197 716542323 1691390127 1944900591 2081384843 4538101379 6244154529 13614304137 14569693901 39546312017 43709081703 118638936051 276824184119 830472552357