Search a number
-
+
103010512870 = 25312391390343
BaseRepresentation
bin101111111101111100…
…1111010111111100110
3100211212222110020112101
41133323321322333212
53141431142402440
6115153344442314
710304460624646
oct1377371727746
9324788406471
10103010512870
113a760826a71
1217b6a01939a
1399384350c5
144db2c02526
152a2d6a869a
hex17fbe7afe6

103010512870 has 32 divisors (see below), whose sum is σ = 192201154560. Its totient is φ = 39708167520.

The previous prime is 103010512849. The next prime is 103010512903. The reversal of 103010512870 is 78215010301.

It is a super-2 number, since 2×1030105128702 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621082 + ... + 769261.

It is an arithmetic number, because the mean of its divisors is an integer number (6006286080).

Almost surely, 2103010512870 is an apocalyptic number.

103010512870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103010512870 is a deficient number, since it is larger than the sum of its proper divisors (89190641690).

103010512870 is a wasteful number, since it uses less digits than its factorization.

103010512870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390620.

The product of its (nonzero) digits is 1680, while the sum is 28.

The spelling of 103010512870 in words is "one hundred three billion, ten million, five hundred twelve thousand, eight hundred seventy".

Divisors: 1 2 5 10 31 62 155 239 310 478 1195 2390 7409 14818 37045 74090 1390343 2780686 6951715 13903430 43100633 86201266 215503165 332291977 431006330 664583954 1661459885 3322919770 10301051287 20602102574 51505256435 103010512870