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106211656461 = 32319124373307
BaseRepresentation
bin110001011101010110…
…1010100001100001101
3101011011001222012000010
41202322231110030031
53220010141001321
6120443140223433
710450011120051
oct1427255241415
9334131865003
10106211656461
1141053790589
121870209ab79
13a0286b4301
1451d8007c61
152b69730676
hex18bab5430d

106211656461 has 32 divisors (see below), whose sum is σ = 148652310528. Its totient is φ = 67326557760.

The previous prime is 106211656409. The next prime is 106211656519. The reversal of 106211656461 is 164656112601.

It is a happy number.

It is not a de Polignac number, because 106211656461 - 210 = 106211655437 is a prime.

It is a super-2 number, since 2×1062116564612 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106211656261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32115570 + ... + 32118876.

It is an arithmetic number, because the mean of its divisors is an integer number (4645384704).

Almost surely, 2106211656461 is an apocalyptic number.

It is an amenable number.

106211656461 is a deficient number, since it is larger than the sum of its proper divisors (42440654067).

106211656461 is a wasteful number, since it uses less digits than its factorization.

106211656461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5961.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 106211656461 in words is "one hundred six billion, two hundred eleven million, six hundred fifty-six thousand, four hundred sixty-one".

Divisors: 1 3 23 69 191 573 2437 3307 4393 7311 9921 13179 56051 76061 168153 228183 465467 631637 1396401 1894911 8059159 10705741 14527651 24177477 32117223 43582953 185360657 556081971 1539299369 4617898107 35403885487 106211656461